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3x + 8 = 20
3x = 20 - 8
3x = 12
3x = 12/3
x = 4
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Is three times a number plus five equals twenty and expression or an equation?
It is an equation in the form of: 3x+5 = 20 and the value of x works out as 5
Can you put the equation x2 - 5 -4x2 plus 3x equals 0 in the form ax2 plus bx plus c equals 0?
x2-5-4x2+3x = 0 -3x2+3x-5 = 0 or as 3x2-3x+5 = 0
What are the solutions to the simultaneous equation of 3x plus 2y equals 5x plus 2y equals 14 showing work?
If: 3x+2y = 5x+2y = 14 Then: 3x+2y = 14 and 5x+2y =14 Subtract the 1st equation from the 2nd equation: 2x = 0 Therefore by substitution the solutions are: x = 0 and y = 7
How do you solve this equation 3x plus 2y equals 12 solve for y?
3x + 2y = 12 ie 2y = 12 - 3x so y = 6 - 3x/2
Write an equation of the line containing the given point and parallel to the the given line6 and 7 3x plus y equals 8?
Given point: (6, 7) Equation: 3x+y = 8 Parallel equation: 3x+y = 25
3x plus 5 equals 20 solve equation?
3x+5=20 3x=15 x=5
What are the roots of the quadratic equation y equals 2x2 plus 3x-20?
2x2 + 3x - 20 = (x + 4)(2x - 5).
How do you solve 3X plus 6 equals x plus 20?
balance the equation 3x-x=20-6 3x-x=2x 20-6=14 2x=14 x=7
What is 3x divided by 4 plus 5 equals x divided by 2?
An equation where x = -20
What best describes the following equation 3x plus 14 equals 3x plus 24?
undefined.
What is 3x plus 2y equals 8?
3x + 2y = 8 This is an equation. It could be the equation of a line.
3x plus 5 plus equals 20 what does x equals?
3x+5=20 x=5 since 5x3+5=20
What are the three consecutive numbers in the equation 3x plus 3x plus 3 plus 3x plus 9 equals 162?
50, 53, 59
What is 3x plus 7 13?
In the equation 3x plus 7 equals 13, x is equal to 2.
What is -3x plus y equals 12?
Point slope equation: Y=3X+12
What is this equation in standard form 3x equals 6y plus 8?
3x-6y=-8
Is three times a number plus five equals twenty and expression or an equation?
It is an equation in the form of: 3x+5 = 20 and the value of x works out as 5
